While journals and the library's databases do contain empirical and review articles, they also contain some other items that are NOT empirical and review articles. You will come across these while searching the library's databases.
Unless otherwise specified by your professor, do not use the following:
When in doubt about whether a source is acceptable, be sure to ask your professor!
Video Transcript (Word Document): "What's an Empirical Article"
Video Credit: Georgia State University Library
As mentioned in the video above, there are two types of scholarly articles -- empirical and review.
Articles that either interpret or analyze original research studies/articles are considered review articles.